mra (magnetic resonance angiography) of brain for stroke patient .

medical cerebrovascular radiology injury angiogram human artery angiography scan anatomy aneurysm neurosurgery headache stroke brain head disease skull tomography imaging cerebral computed circle willis health technology diagnosis hospital resonance medicine illness vessel mri mra ischemic patient neurology vascular diagnostic vessels science vein exam mip infarction magnetic detection abnormality showing arteries concept